What was found
HEAT PITOT C. PERFORMED SYS TEST 34 RIGHT AIR DATA SYSTEM IAW AMM 30-31-00. TEST PASSED. LEFT AIR DATA SYSTEM PASSED CENTER AIR DATA SYSTEM TEST FAILED: MTX MSG: 30-30122 [CENTER PITOT PROBE HEATER CURRENT DOES NOT FOLLOW COMMAND] FAULT CODE: 303 141 43 REPLACING RELAY(S) K3031330 (CENTER PITOT HEATER ON/OFF RELAY) & K3031340 (CENTER PITOT HEATER HI/LO RELAY) IAW AMM 24-09-85-00A-720A-A. OPS CHECK GOOD. CENTER AIR DATA HEATERS PASSED. MESSAGE CLEARED. PARTS USED: 79-2409-3-0015,QTY :1.